Diagnostic codes
6-12
10070389 Rev. A
Puritan Bennett™ 700 Series Ventilator System Service Manual
7018
POST
UI clock failure
Replace controller PCB.
7019
POST
BD POST failed
Replace controller PCB.
7020
POST
BD microcontroller failure
Replace controller PCB.
7021
POST
Software error
7022
POST
Software error
7023
POST
Software error
7024
POST
Software error
7025
POST
Software error
7026
POST
Software error
7027
POST
Software error
7028
POST
Controller PCB and ventilator
software versions incompatible
Install controller PCB version compatible
with software version.
7029
POST
Controller PCB and ventilator
software versions incompatible
1. Install ventilator software version
compatible with PCB version.
2. Replace controller PCB.
7030
POST
Pressure solenoid PCB and
ventilator software versions
incompatible
Install pressure solenoid PCB version
compatible with software version.
7031
POST
Pressure solenoid PCB and
ventilator software versions
incompatible
1. Install ventilator software version
compatible with PCB version.
2. Replace pressure solenoid PCB.
7032
POST
BBU PCB and ventilator
software versions incompatible
Install BBU PCB version compatible with
software version.
7033
POST
BBU PCB and ventilator
software versions incompatible
1. Install ventilator software version
compatible with PCB version.
2. Replace BBU PCB.
7034
POST
Controller PCB +1.2 V
reference (for A/D converter)
too low
Replace controller PCB.
7035
POST
Controller PCB +1.2 V
reference (for A/D converter)
too high
Replace controller PCB.
7036
POST
Controller PCB +5V too low
Replace controller PCB.
7037
POST
Controller PCB +5V too high
Replace controller PCB.
7038
POST
Controller PCB +2.5V reference
too low
Replace controller PCB.
7039
POST
Controller PCB +2.5V reference
too high
Replace controller PCB.
7040
POST
Cylinder pressure too low
Replace pressure solenoid PCB.
7041
POST
Cylinder pressure too high
Replace pressure solenoid PCB.
Table 6-1: Diagnostic codes (continued)
Code
Software
Possible cause
Corrective action
Summary of Contents for Puritan Bennett 700 Series
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